Home / 3,284,257,872.78-4,532,239,782.63-1,778,846,771.34

Finding the Fourth Proportional to 3,284,257,872.78, 4,532,239,782.63 and 1,778,846,771.34

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Solution

The fourth proportional to 3,284,257,872.78, 4,532,239,782.63 and 1,778,846,771.34 is: 2,454,789,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284,257,872.78 : 4,532,239,782.63 = 1,778,846,771.34 : x
  2. Step 2: Convert to fraction form
    3,284,257,872.78/4,532,239,782.63 = 1,778,846,771.34/x
  3. Step 3: Cross multiply
    3,284,257,872.78x = 4,532,239,782.63 × 1,778,846,771.34
  4. Step 4: Simplify right side
    3,284,257,872.78x = 8,062,160,104,270,078,976
  5. Step 5: Solve for x
    x = 8,062,160,104,270,078,976/3,284,257,872.78
  6. Step 6: Final answer
    x = 2,454,789,001.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.